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Human Biology ⁽¹⁶⁵⁾

Which is the heaviest organ in human body?

Why do our faces keep warm without clothes?

Why does laughter bring tears to the eyes?

What causes some people to faint all of a sudden?

Why can’t we remember what happened to us when we were babies?

How many red cells are there in human blood? How are they counted?

What is tetanus? What causes it?

Why does sore throat look red?

Why our height increases a little during night’s sleep?

Is there a color that human eyes can not see?

Why do we lose the sense of smell when we have a cold?

How can doctors tell our temperature by feeling our pulse?

Why does the tongue burn after eating chili? What is the quick remedy for it?

Do our brains work while we are asleep?

What is the function of the outer ear or pinna?

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